it's interesting to note that this is the first song to reach the number one spot through downloads alone in the UK
Umm, no it isn't. Crazy by Gnarles Barkley was the first song to reach number one in the UK on downloads alone. This was the first song to be the Christmas number 1 on downloads alone.
An IP address DOES identify a computer- but not the way the judge thinks. My IP address identifies my router, which in turn owns 5 to 6 computers.
That's a kick ass router, I wish my router would get a job and buy more computers.
... though his invention worked superbly -- his theory was a crock of sewage from beginning to end. -- Vernor Vinge, "The Peace War"